If you are getting an permissions error message while changing date time on windows server, there is a way around to it.
Before performing the steps below, ensure that the user has access to administrator account.
Step 1
Go to the following path on windows.
C:\Windows\System32
Step 2
Search for a file called timedate.cpl.
Step 3
Right Click on the file timedate.cpl and run it as an administrator.
Step 4
Click Yes in the User Account Control popup.
Step 5
In the next window, Click on Change time zone.
Step 6
You should be able to change time zone Settings in the next window.
Change Date and Time – Unable to Continue